It is provided an adjustment device for a vehicle seat, comprising an output element to which a drive torque can be transferred, and a brake assembly for locking the output element and absorbing, via at least two brake elements adjustably mounted in a brak...

Provided is a brake device including: an outer race (10) having a cylindrical inner peripheral surface (11A); at least two brake cams (20) arranged inside the outer race (10) in a circumferential direction, each brake cam having brake surfaces (21) located...

The clutch (1) a housing (2) comprising a compression area, and drive- and output elements rotatable against the housing. Clamping ramps are provided in the output elements and turned toward the compression area. Multiple clamping rollers are arranged betw...